From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: [PATCH 13/14] x86/ticketlock: add slowpath logic Date: Wed, 19 Jan 2011 10:55:10 -0800 Message-ID: <4D37338E.8030509__2005.6054614999$1295463492$gmane$org@goop.org> References: <97ed99ae9160bdb6477284b333bd6708fb7a19cb.1289940821.git.jeremy.fitzhardinge@citrix.com> <20110117152222.GA19233@linux.vnet.ibm.com> <4D372DEA.1060004@goop.org> <20110119183914.GB7235@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20110119183914.GB7235@linux.vnet.ibm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: vatsa@linux.vnet.ibm.com Cc: Xen-devel , Mathieu Desnoyers , Nick Piggin , Peter Zijlstra , Linux Kernel Mailing List , Jan Beulich , Eric Dumazet , Jeremy Fitzhardinge , suzuki@in.ibm.com, Avi Kivity , "H. Peter Anvin" , =?ISO-8859-1?Q?Am=E9rico_Wang?= , Linux Virtualization List-Id: virtualization@lists.linuxfoundation.org On 01/19/2011 10:39 AM, Srivatsa Vaddagiri wrote: > I have tested quite extensively with booting a 16-vcpu guest (on a 16-pcpu host) > and running kernel compine (with 32-threads). Without this patch, I had > difficulty booting/shutting-down successfully (it would hang mid-way). Sounds good. But I like to test with "make -j 100-200" to really give things a workout. J